› 4ej3

X-ray diffraction
2.52Å resolution

Crystal structure of a CRISPR associated protein from Thermus thermophilus HB8

Released:
DOI: 10.2210/pdb4ej3/pdb
Model geometry
Fit model/data
PDB entry 4ej3 coloured by chain, front view.
PDB entry 4ej3 coloured by chain, side view.
PDB entry 4ej3 coloured by chain, top view.
Source organism: Thermus thermophilus HB8
Entry author: Huang QQ

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
Cellular component:
  • not assigned
Sequence domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-176134 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
CRISPR-associated protein CasA/Cse1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 514 amino acids
Theoretical weight: 57.68 KDa
Source organism: Thermus thermophilus HB8
Expression system: Escherichia coli
UniProt:
  • Canonical: Q53VY1 (Residues: 1-502; Coverage: 100%)
Gene names: TTHB188, casA, cse1
Sequence domains: CRISPR-associated protein Cse1 (CRISPR_cse1)
Structure domains: Topoisomerase I; Chain A, domain 4

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: CHESS BEAMLINE A1, CHESS BEAMLINE F2
Spacegroup: P21
Unit cell:
a: 93.776Å b: 47.829Å c: 129.178Å
α: 90° β: 97.34° γ: 90°
R-values:
R R work R free
0.225 0.218 0.277
Expression system: Escherichia coli

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